package com.sailing.study.tools;

/**
 * @author chenchao
 * @time 2023-05-12 14:33
 */
public class StringUtils {

    public static String firstUpper(String fieldName) {
        if(fieldName == null || fieldName.length() < 1) {
            return fieldName;
        }
        return fieldName.substring(0, 1).toUpperCase() + fieldName.substring(1);
    }
}
